Table 2:

Factors associated with OAT Initiation within 30 days of new OUD episode, mixed effects multivariate logistic regression (n = 19, 698)

	Any OAT (methadone or buprenorphine)	P-value
	AOR (95% CI)
Age (ref = < 50 years old)
50–64	0.99 (0.85–1.15)	0.869
65+	0.79 (0.46–1.37)	0.405
Race/Ethnicity (ref = white)
African-American	1.60 (1.34–1.92)	0.000
Latino/Other	1.30 (0.98–1.73)	0.064
PWH	0.79 (0.68–0.92)	0.002
Psychiatric diagnosis (ref = none)	0.54 (0.47–0.62)	0.000
Year of episode (ref = 2000–2004)
2005–2008	1.24 (1.05–1.45)	0.009
2009–2012	1.03 (0.86–1.23)	0.767
Rural location (ref = urban)	0.56 (0.39–0.78)	0.001
Alcohol related diagnosis (ref = no)	1.76 (1.48–2.08)	0.000
Multi-substance use+ (ref = no)	0.87 (0.75–1.02)	0.082
Hepatitis C	1.50 (1.27–1.77)	0.000

^{^}Reference group is HIV-uninfected

⁺Multi-substance use defined as 2+ non-opioid drug use diagnoses.

Abbreviations: AOR-adjusted odds ratio, CI-confidence interval.